Networking problems
- 1. Which of the following uses network address translation?
Options- A. Routers
- B. Network adapter drivers
- C. Hubs
- D. Windows 95 Discuss
Correct Answer: Network adapter drivers
- 2. RS-449/442-A/423-A is
Options- A. a set of physical layer standards developed by EIA and intended to replace RS-232-C.
- B. a check bit appended to an array of binary digits to make the sum of the all the binary digits
- C. a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression the resulting expression will not conform to the rules of construction and thus the presence of the errors is detected
- D. the ratio of the number of data units in error to the total number of data units
- E. None of the above Discuss
Correct Answer: a set of physical layer standards developed by EIA and intended to replace RS-232-C.
- 3. What does 192 translate to in binary?
Options- A. 11000000
- B. 00111110
- C. 00001111
- D. 00000011
- E. None of the above Discuss
Correct Answer: 11000000
- 4. Networks that follow the 802.5 standard appear to be in a star topology but are actually operating in what type of topology?
Options- A. Linear bus
- B. Modified star
- C. Modified ring
- D. Ring
- E. Hybrid hub Discuss
Correct Answer: Ring
- 5. A T-switch is used to
Options- A. control how messages are passed between computers
- B. echo every character that is received
- C. transmit characters one at a time
- D. rearrange the connections between computing equipment
- E. None of the above Discuss
Correct Answer: rearrange the connections between computing equipment
- 6. A communication network which is used by large organizations over regional, national or global area is called
Options- A. LAN
- B. WAN
- C. MAN
- D. Intranet
- E. None of the above Discuss
Correct Answer: WAN
- 7. If the ASCII character H is sent and the character I is received, what type of error is this?
Options- A. single-bit
- B. multiple-bit
- C. burst
- D. recoverable Discuss
Correct Answer: single-bit
- 8. A proposed network infrastructure of interconnected local, regional, and global networks that would support universal interactive multimedia communications. Select the best fit for answer:
Options- A. Internetworked enterprise
- B. Information super highway
- C. Business applications of telecommunications
- D. Client/Server networks Discuss
Correct Answer: Information super highway
- 9. Which of the following allows a simple email service and is responsible for moving messages from one mail server to another?
Options- A. IMAP
- B. DHCP
- C. SMTP
- D. FTP
- E. POP3 Discuss
Correct Answer: SMTP
- 10. ARP (Address Resolution Protocol) is
Options- A. a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
- B. a TCP/IP high level protocol for transferring files from one machine to another
- C. a protocol used to monitor computers
- D. a protocol that handles error and control messages
- E. None of the above Discuss
Correct Answer: a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
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